use strict;
use warnings;

use Log::Contextual::WarnLogger;
use Log::Contextual qw{:log set_logger} => -logger =>
   Log::Contextual::WarnLogger->new({ env_prefix => 'FOO' });
use Test::More qw(no_plan);
my $l = Log::Contextual::WarnLogger->new({ env_prefix => 'BAR' });

{
   local $ENV{BAR_TRACE} = 0;
   local $ENV{BAR_DEBUG} = 1;
   local $ENV{BAR_INFO} = 0;
   local $ENV{BAR_WARN} = 0;
   local $ENV{BAR_ERROR} = 0;
   local $ENV{BAR_FATAL} = 0;
   ok(!$l->is_trace, 'is_trace is false on WarnLogger');
   ok($l->is_debug, 'is_debug is true on WarnLogger');
   ok(!$l->is_info, 'is_info is false on WarnLogger');
   ok(!$l->is_warn, 'is_warn is false on WarnLogger');
   ok(!$l->is_error, 'is_error is false on WarnLogger');
   ok(!$l->is_fatal, 'is_fatal is false on WarnLogger');
}

{
   local $ENV{BAR_UPTO} = 'TRACE';

   ok($l->is_trace, 'is_trace is true on WarnLogger');
   ok($l->is_debug, 'is_debug is true on WarnLogger');
   ok($l->is_info, 'is_info is true on WarnLogger');
   ok($l->is_warn, 'is_warn is true on WarnLogger');
   ok($l->is_error, 'is_error is true on WarnLogger');
   ok($l->is_fatal, 'is_fatal is true on WarnLogger');
}

{
   local $ENV{BAR_UPTO} = 'warn';

   ok(!$l->is_trace, 'is_trace is false on WarnLogger');
   ok(!$l->is_debug, 'is_debug is false on WarnLogger');
   ok(!$l->is_info, 'is_info is false on WarnLogger');
   ok($l->is_warn, 'is_warn is true on WarnLogger');
   ok($l->is_error, 'is_error is true on WarnLogger');
   ok($l->is_fatal, 'is_fatal is true on WarnLogger');
}

{
   local $ENV{FOO_TRACE} = 0;
   local $ENV{FOO_DEBUG} = 1;
   local $ENV{FOO_INFO} = 0;
   local $ENV{FOO_WARN} = 0;
   local $ENV{FOO_ERROR} = 0;
   local $ENV{FOO_FATAL} = 0;
   ok(eval { log_trace { die 'this should live' }; 1}, 'trace does not get called');
   ok(!eval { log_debug { die 'this should die' }; 1}, 'debug gets called');
   ok(eval { log_info { die 'this should live' }; 1}, 'info does not get called');
   ok(eval { log_warn { die 'this should live' }; 1}, 'warn does not get called');
   ok(eval { log_error { die 'this should live' }; 1}, 'error does not get called');
   ok(eval { log_fatal { die 'this should live' }; 1}, 'fatal does not get called');
}

{
   local $ENV{FOO_TRACE} = 1;
   local $ENV{FOO_DEBUG} = 1;
   local $ENV{FOO_INFO} = 1;
   local $ENV{FOO_WARN} = 1;
   local $ENV{FOO_ERROR} = 1;
   local $ENV{FOO_FATAL} = 1;
   my $cap;
   local $SIG{__WARN__} = sub { $cap = shift };

   log_debug { 'frew' };
   is($cap, "[debug] frew\n", 'WarnLogger outputs to STDERR correctly');
   log_trace { 'trace' };
   is($cap, "[trace] trace\n", 'trace renders correctly');
   log_debug { 'debug' };
   is($cap, "[debug] debug\n", 'debug renders correctly');
   log_info  { 'info'  };
   is($cap, "[info] info\n", 'info renders correctly');
   log_warn  { 'warn'  };
   is($cap, "[warn] warn\n", 'warn renders correctly');
   log_error { 'error' };
   is($cap, "[error] error\n", 'error renders correctly');
   log_fatal { 'fatal' };
   is($cap, "[fatal] fatal\n", 'fatal renders correctly');

}